106820797 has 2 divisors, whose sum is σ = 106820798. Its totient is φ = 106820796.

The previous prime is 106820789. The next prime is 106820839. The reversal of 106820797 is 797028601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106791556 + 29241 = 10334^2 + 171^2 .

It is a cyclic number.

It is not a de Polignac number, because 106820797 - 2³ = 106820789 is a prime.

It is a super-2 number, since 2×106820797² = 22821365343430418, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106824797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53410398 + 53410399.

It is an arithmetic number, because the mean of its divisors is an integer number (53410399).

Almost surely, 2^106820797 is an apocalyptic number.

It is an amenable number.

106820797 is a deficient number, since it is larger than the sum of its proper divisors (1).

106820797 is an equidigital number, since it uses as much as digits as its factorization.

106820797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 106820797 is about 10335.4146989852. The cubic root of 106820797 is about 474.4807578094.

The spelling of 106820797 in words is "one hundred six million, eight hundred twenty thousand, seven hundred ninety-seven".